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BOSTON MARATHON 2023

Marlynne Stutzman

Bib: 7516•F

FL

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
28:14
Rank: #20830
Start → 5K
28:14 | 9:05/mi
10K· 6.21 mi
56:57
Rank: #21302 (-472)
5K → 10K
28:43 | 9:15/mi
15K· 9.32 mi
1:26:09
Rank: #21513 (-211)
10K → 15K
29:12 | 9:24/mi
20K· 12.43 mi
1:56:55
Rank: #21836 (-323)
15K → 20K
30:46 | 9:54/mi
Half· 13.11 mi
2:03:19
Rank: #21825 (+11)
20K → Half
6:24 | 9:23/mi
25K· 15.53 mi
2:28:15
Rank: #22014 (-189)
Half → 25K
24:56 | 10:17/mi
30K· 18.64 mi
3:02:29
Rank: #22319 (-305)
25K → 30K
34:14 | 11:01/mi
20M
3:16:36
Rank: #22228 (+91)
30K → 20M
14:07 | 10:23/mi
21M
3:28:50
Rank: #22293 (-65)
20M → 21M
12:14 | 12:14/mi
35K· 21.75 mi
3:37:11
Rank: #22345 (-52)
21M → 35K
8:21 | 11:10/mi
23M
3:50:16
Rank: #22278 (+67)
35K → 23M
13:05 | 10:27/mi
24M
4:00:39
Rank: #22256 (+22)
23M → 24M
10:23 | 10:23/mi
40K· 24.85 mi
4:10:43
Rank: #22324 (-68)
24M → 40K
10:04 | 11:46/mi
25.2M
4:15:00
Rank: #22335 (-11)
40K → 25.2M
4:17 | 12:25/mi
Finish· 26.22 mi
4:25:26
Rank: #22337 (-2)
25.2M → Finish
10:26 | 10:14/mi

Course Map & Elevation

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:19
Pace9:24 /mi
2nd Half
Distance13.11 mi
Time2:22:07
Pace10:50 /mi
📊Positive Split: 15.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:34:2228:149:0528:14
9:05
-
10K
6.21 mi11:03:0556:579:1028:43
9:15
+0:10
15K
9.32 mi11:32:171:26:099:1529:12
9:24
+0:09
20K
12.43 mi12:03:031:56:559:2430:46
9:54
+0:30
Half
13.11 mi12:09:272:03:199:246:24
9:23
-0:31
25K
15.53 mi12:34:232:28:159:3324:56
10:17
+0:54
30K
18.64 mi13:08:373:02:299:4734:14
11:01
+0:44
20M
20.00 mi13:22:443:16:369:5014:07
10:23
-0:38
21M
21.00 mi13:34:583:28:509:5712:14
12:14
+1:51
35K
21.75 mi13:43:193:37:119:598:21
11:10
-1:04
23M
23.00 mi13:56:243:50:1610:0113:05
10:27
-0:43
24M
24.00 mi14:06:474:00:3910:0210:23
10:23
-0:04
40K
24.85 mi14:16:514:10:4310:0510:04
11:46
+1:23
25.2M
25.20 mi14:21:084:15:0010:074:17
12:25
+0:39
Finish
26.22 mi14:31:344:25:2610:0810:26
10:14
-2:11

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

9:05 /mi

Average Pace

10:08 /mi

Slowest Pace

12:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:32:33

35% of race

Time at Steady Pace

1:43:43

39% of race

Time at Slower Pace

1:09:10

26% of race

Average Pace: 10:07 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:34:2228:149:0528:14
9:05
#20830
10K
6.21 mi11:03:0556:579:1028:43
9:15
#21302
15K
9.32 mi11:32:171:26:099:1529:12
9:24
#21513
20K
12.43 mi12:03:031:56:559:2430:46
9:54
#21836
Half
13.11 mi12:09:272:03:199:246:24
9:23
#21825
25K
15.53 mi12:34:232:28:159:3324:56
10:17
#22014
30K
18.64 mi13:08:373:02:299:4734:14
11:01
#22319
20M
20.00 mi13:22:443:16:369:5014:07
10:23
#22228
21M
21.00 mi13:34:583:28:509:5712:14
12:14
#22293
35K
21.75 mi13:43:193:37:119:598:21
11:10
#22345
23M
23.00 mi13:56:243:50:1610:0113:05
10:27
#22278
24M
24.00 mi14:06:474:00:3910:0210:23
10:23
#22256
40K
24.85 mi14:16:514:10:4310:0510:04
11:46
#22324
25.2M
25.20 mi14:21:084:15:0010:074:17
12:25
#22335
Finish
26.22 mi14:31:344:25:2610:0810:26
10:14
#22337
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi208308288828821957(Top 82%)8766(Top 77%)8766(Top 179%)
10K6.21 mi3.10 mi21302-4728480-1928480-19221765(Top 82%)8697(Top 76%)8697(Top 178%)
15K9.32 mi3.11 mi21513-2118564-848564-8421957(Top 82%)8766(Top 77%)8766(Top 179%)
20K12.43 mi3.11 mi21836-3238731-1678731-16722655(Top 85%)9165(Top 80%)9165(Top 188%)
Half13.11 mi0.68 mi21825+118728+38728+321795(Top 82%)8691(Top 76%)8691(Top 178%)
25K15.53 mi2.42 mi22014-1898834-1068834-10622805(Top 86%)9273(Top 81%)9273(Top 190%)
30K18.64 mi3.11 mi22319-3059018-1849018-18423116(Top 87%)9524(Top 83%)9524(Top 195%)
20M20.00 mi1.36 mi22228+918972+468972+4621511(Top 81%)8706(Top 76%)8706(Top 178%)
21M21.00 mi1.00 mi22293-659020-489020-4823101(Top 87%)9596(Top 84%)9596(Top 196%)
35K21.75 mi0.75 mi22345-529066-469066-4623587(Top 89%)9926(Top 87%)9926(Top 203%)
23M23.00 mi1.25 mi22278+679027+399027+3921205(Top 80%)8632(Top 76%)8632(Top 177%)
24M24.00 mi1.00 mi22256+229023+49023+421767(Top 82%)8988(Top 79%)8988(Top 184%)
40K24.85 mi0.85 mi22324-689067-449067-4423608(Top 89%)9997(Top 88%)9997(Top 205%)
25.2M25.20 mi0.35 mi22335-119076-99076-923176(Top 87%)9753(Top 85%)9753(Top 200%)
Finish26.22 mi1.02 mi22337-29089-139089-1322399(Top 84%)9329(Top 82%)9329(Top 191%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21stories
+97ft-345ft

Overall

21957

Females

8766

F18-39

8766

5K→10K

3.1 - 6.2 mi

Top 82%
×5stories
+79ft-138ft

Overall

21765

Females

8697

F18-39

8697

10K→15K

6.2 - 9.3 mi

Top 82%
×3stories
+67ft-78ft

Overall

21957

Females

8766

F18-39

8766

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

22655

Females

9165

F18-39

9165

20K→Half

12.4 - 13.1 mi

Top 82%
×2stories
+19ft-37ft

Overall

21795

Females

8691

F18-39

8691

Half→25K

13.1 - 15.5 mi

Top 86%
×4stories
+66ft-88ft

Overall

22805

Females

9273

F18-39

9273

25K→30K

15.5 - 18.6 mi

Top 87%
×9stories
+181ft-148ft

Overall

23116

Females

9524

F18-39

9524

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

21511

Females

8706

F18-39

8706

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

23101

Females

9596

F18-39

9596

21M→35K

21.0 - 21.8 mi

Top 89%
×7stories
+17ft-86ft

Overall

23587

Females

9926

F18-39

9926

35K→23M

21.8 - 23.0 mi

Top 80%
×5stories
+23ft-63ft

Overall

21205

Females

8632

F18-39

8632

23M→24M

23.0 - 24.0 mi

Top 82%
×6stories
+12ft-82ft

Overall

21767

Females

8988

F18-39

8988

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

23608

Females

9997

F18-39

9997

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

23176

Females

9753

F18-39

9753

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2stories
+22ft-21ft

Overall

22399

Females

9329

F18-39

9329

Passing Analysis

Category:
Athletes Passed
737
Passed By
2244
Net Change
-1507
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20830
5K → 10K116588-472#20830#21302
10K → 15K84295-211#21302#21513
15K → 20K38361-323#21513#21836
20K → Half3019+11#21836#21825
Half → 25K51240-189#21825#22014
25K → 30K52357-305#22014#22319
30K → 20M11120+91#22319#22228
20M → 21M35100-65#22228#22293
21M → 35K1971-52#22293#22345
35K → 23M8619+67#22345#22278
23M → 24M5230+22#22278#22256
24M → 40K2290-68#22256#22324
40K → 25.2M1223-11#22324#22335
25.2M → Finish2931-2#22335#22337
TOTALS7372244-1507
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing